export default function(timerstamp,showTime = false){
  const date = new Date(+timerstamp);
  const month = (date.getMonth() + 1).toString().padStart(2,"0");
  const day = date.getDate().toString().padStart(2,"0");
  let str = `${date.getFullYear()}-${month}-${day}`
  if(showTime){
    const hour = date.getHours().toString().padStart(2,"0");
    const minute = date.getMinutes().toString().padStart(2,"0");
    const second = date.getSeconds().toString().padStart(2,"0");
    str += `${hour}:${minute}:${second}`
  }
  return str;
}
